Finding the Third Proportional to 1,064,263 and 2,285,990

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064,263 : 2,285,990 = 2,285,990 : x
2. Step 2: Convert to fraction form
   1,064,263/2,285,990 = 2,285,990/x
3. Step 3: Cross multiply
   1,064,263x = 2,285,990 × 2,285,990
4. Step 4: Simplify right side
   1,064,263x = 5,225,750,280,100
5. Step 5: Solve for x
   x = 5,225,750,280,100/1,064,263
6. Step 6: Final answer
   x = 4,910,205.73